package com.education.online.service;


import com.education.online.pojo.OLessonUserBuy;

import java.util.List;

/**
 * 用户购买课程 服务层
 *
 * @author d
 * @date 2020-06-04 15:17:55
 */
public interface OLessonUserBuyService {

    //查询用户购买课程信息
    public OLessonUserBuy selectOLessonUserBuyById(Integer id);

    //查询用户购买课程列表
    public List<OLessonUserBuy> selectOLessonUserBuyList(OLessonUserBuy oLessonUserBuy);

    //新增用户购买课程
    public int insertOLessonUserBuy(OLessonUserBuy oLessonUserBuy);

    //修改用户购买课程
    public int updateOLessonUserBuy(OLessonUserBuy oLessonUserBuy);

    //删除用户购买课程信息
    public int deleteOLessonUserBuyByIds(String ids);
}